3 * VMS-specific C header file for perl5.
5 * Copyright (C) 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001,
6 * 2002, 2003, 2004, 2005, 2006, 2007 by Charles Bailey and others.
8 * You may distribute under the terms of either the GNU General Public
9 * License or the Artistic License, as specified in the README file.
11 * Please see Changes*.* or the Perl Repository Browser for revision history.
14 #ifndef __vmsish_h_included
15 #define __vmsish_h_included
17 #include <descrip.h> /* for dirent struct definitions */
18 #include <libdef.h> /* status codes for various places */
19 #include <rmsdef.h> /* at which errno and vaxc$errno are */
20 #include <ssdef.h> /* explicitly set in the perl source code */
21 #include <stsdef.h> /* bitmasks for exit status testing */
23 /* Suppress compiler warnings from DECC for VMS-specific extensions:
24 * ADDRCONSTEXT,NEEDCONSTEXT: initialization of data with non-constant values
25 * (e.g. pointer fields of descriptors)
27 #if defined(__DECC) || defined(__DECCXX)
28 # pragma message disable (ADDRCONSTEXT,NEEDCONSTEXT)
31 /* DEC's C compilers and gcc use incompatible definitions of _to(upp|low)er() */
35 #define _toupper(c) (((c) < 'a' || (c) > 'z') ? (c) : (c) & ~040)
39 #define _tolower(c) (((c) < 'A' || (c) > 'Z') ? (c) : (c) | 040)
40 /* DECC 1.3 has a funny definition of abs; it's fixed in DECC 4.0, so this
41 * can go away once DECC 1.3 isn't in use any more. */
42 #if defined(__ALPHA) && (defined(__DECC) || defined(__DECCXX))
44 #define abs(__x) __ABS(__x)
46 #define labs(__x) __LABS(__x)
47 #endif /* __ALPHA && __DECC */
49 /* Assorted things to look like Unix */
51 #ifndef _IOLBF /* gcc's stdio.h doesn't define this */
55 #include <processes.h> /* for vfork() */
58 #include <file.h> /* it's not <sys/file.h>, so don't use I_SYS_FILE */
59 #if (defined(__DECC) && defined(__DECC_VER) && __DECC_VER > 20000000) || defined(__DECCXX)
60 # include <unistd.h> /* DECC has this; gcc doesn't */
63 #ifdef NO_PERL_TYPEDEFS /* a2p; we don't want Perl's special routines */
64 # define DONT_MASK_RTL_CALLS
69 /* Set the maximum filespec size here as it is larger for EFS file
75 #define VMS_MAXRSS (NAML$C_MAXRSS+1)
76 #ifndef VMS_LONGNAME_SUPPORT
77 #define VMS_LONGNAME_SUPPORT 1
78 #endif /* VMS_LONGNAME_SUPPORT */
79 #endif /* NAML$C_MAXRSS */
80 #endif /* VMS_MAXRSS */
84 #define VMS_MAXRSS (NAM$C_MAXRSS + 1)
88 #define MAXPATHLEN (VMS_MAXRSS - 1)
92 /* Note that we do, in fact, have this */
94 #define HAS_GETENV_LEN
96 /* All this stiff is for the x2P programs. Hopefully they'll still work */
97 #if defined(PERL_FOR_X2P)
109 #ifndef DONT_MASK_RTL_CALLS
113 /* getenv used for regular logical names */
114 # define getenv(v) Perl_my_getenv(aTHX_ v,TRUE)
119 #define getenv_len(v,l) Perl_my_getenv_len(aTHX_ v,l,TRUE)
121 /* DECC introduces this routine in the RTL as of VMS 7.0; for now,
122 * we'll use ours, since it gives us the full VMS exit status. */
123 #define waitpid my_waitpid
125 /* Don't redeclare standard RTL routines in Perl's header files;
126 * VMS history or extensions makes some of the formal protoypes
127 * differ from the common Unix forms.
129 #define DONT_DECLARE_STD 1
131 /* Our own contribution to PerlShr's global symbols . . . */
132 #define prime_env_iter Perl_prime_env_iter
133 #define vms_image_init Perl_vms_image_init
134 #define my_tmpfile Perl_my_tmpfile
135 #define vmstrnenv Perl_vmstrnenv
136 #define my_fgetname(a, b) Perl_my_fgetname(a, b)
137 #if !defined(PERL_IMPLICIT_CONTEXT)
138 #define my_getenv_len Perl_my_getenv_len
139 #define vmssetenv Perl_vmssetenv
140 #define my_trnlnm Perl_my_trnlnm
141 #define my_getenv Perl_my_getenv
142 #define tounixspec Perl_tounixspec
143 #define tounixspec_ts Perl_tounixspec_ts
144 #define tounixspec_utf8 Perl_tounixspec_utf8
145 #define tounixspec_utf8_ts Perl_tounixspec_utf8_ts
146 #define tovmsspec Perl_tovmsspec
147 #define tovmsspec_ts Perl_tovmsspec_ts
148 #define tovmsspec_utf8 Perl_tovmsspec_utf8
149 #define tovmsspec_utf8_ts Perl_tovmsspec_utf8_ts
150 #define tounixpath Perl_tounixpath
151 #define tounixpath_ts Perl_tounixpath_ts
152 #define tounixpath_utf8 Perl_tounixpath_utf8
153 #define tounixpath_utf8_ts Perl_tounixpath_utf8_ts
154 #define tovmspath Perl_tovmspath
155 #define tovmspath_ts Perl_tovmspath_ts
156 #define tovmspath_utf8 Perl_tovmspath_utf8
157 #define tovmspath_utf8_ts Perl_tovmspath_utf8_ts
158 #define do_rmdir Perl_do_rmdir
159 #define fileify_dirspec Perl_fileify_dirspec
160 #define fileify_dirspec_ts Perl_fileify_dirspec_ts
161 #define fileify_dirspec_utf8 Perl_fileify_dirspec_utf8
162 #define fileify_dirspec_utf8_ts Perl_fileify_dirspec_utf8_ts
163 #define pathify_dirspec Perl_pathify_dirspec
164 #define pathify_dirspec_ts Perl_pathify_dirspec_ts
165 #define pathify_dirspec_utf8 Perl_pathify_dirspec_utf8
166 #define pathify_dirspec_utf8_ts Perl_pathify_dirspec_utf8_ts
167 #define trim_unixpath Perl_trim_unixpath
168 #define opendir Perl_opendir
169 #define rename Perl_rename
170 #define rmscopy Perl_rmscopy
171 #define my_mkdir Perl_my_mkdir
172 #define vms_do_aexec Perl_vms_do_aexec
173 #define vms_do_exec Perl_vms_do_exec
174 #define my_waitpid Perl_my_waitpid
175 #define my_crypt Perl_my_crypt
176 #define kill_file Perl_kill_file
177 #define my_utime Perl_my_utime
178 #define my_chdir Perl_my_chdir
179 #define my_chmod Perl_my_chmod
180 #define seekdir Perl_seekdir
181 #define my_gmtime Perl_my_gmtime
182 #define my_localtime Perl_my_localtime
183 #define my_time Perl_my_time
184 #define flex_fstat Perl_flex_fstat
185 #define flex_stat Perl_flex_stat
186 #define flex_lstat Perl_flex_lstat
187 #define cando_by_name Perl_cando_by_name
188 #define my_getpwnam Perl_my_getpwnam
189 #define my_getpwuid Perl_my_getpwuid
190 #define my_flush Perl_my_flush
191 #define readdir Perl_readdir
192 #define readdir_r Perl_readdir_r
194 #define my_getenv_len(a,b,c) Perl_my_getenv_len(aTHX_ a,b,c)
195 #define vmssetenv(a,b,c) Perl_vmssetenv(aTHX_ a,b,c)
196 #define my_trnlnm(a,b,c) Perl_my_trnlnm(aTHX_ a,b,c)
197 #define fileify_dirspec(a,b) Perl_fileify_dirspec(aTHX_ a,b)
198 #define fileify_dirspec_ts(a,b) Perl_fileify_dirspec_ts(aTHX_ a,b)
199 #define my_getenv(a,b) Perl_my_getenv(aTHX_ a,b)
200 #define tounixspec(a,b) Perl_tounixspec_utf8(aTHX_ a,b,NULL)
201 #define tounixspec_ts(a,b) Perl_tounixspec_utf8_ts(aTHX_ a,b,NULL)
202 #define tounixspec_utf8(a,b,c) Perl_tounixspec_utf8(aTHX_ a,b,c)
203 #define tounixspec_utf8_ts(a,b,c) Perl_tounixspec_utf8_ts(aTHX_ a,b,c)
204 #define tovmsspec(a,b) Perl_tovmsspec_utf8(aTHX_ a,b,NULL)
205 #define tovmsspec_ts(a,b) Perl_tovmsspec_utf8_ts(aTHX_ a,b)
206 #define tovmsspec_utf8(a,b,c) Perl_tovmsspec_utf8(aTHX_ a,b,c)
207 #define tovmsspec_utf8_ts(a,b,c) Perl_tovmsspec_utf8_ts(aTHX_ a,b,c)
208 #define tounixpath(a,b) Perl_tounixpath_utf8(aTHX_ a,b,NULL)
209 #define tounixpath_ts(a,b) Perl_tounixpath_utf8_ts(aTHX_ a,b,NULL)
210 #define tounixpath_utf8(a,b,c) Perl_tounixpath_utf8(aTHX_ a,b,c)
211 #define tounixpath_utf8_ts(a,b,c) Perl_tounixpath_utf8_ts(aTHX_ a,b,c)
212 #define tovmspath(a,b) Perl_tovmspath_utf8(aTHX_ a,b,NULL)
213 #define tovmspath_ts(a,b) Perl_tovmspath_utf8_ts(aTHX_ a,b,NULL)
214 #define tovmspath_utf8(a,b,c) Perl_tovmspath_utf8(aTHX_ a,b,c)
215 #define tovmspath_utf8_ts(a,b,c) Perl_tovmspath_utf8_ts(aTHX_ a,b,c)
216 #define do_rmdir(a) Perl_do_rmdir(aTHX_ a)
217 #define fileify_dirspec(a,b) Perl_fileify_dirspec(aTHX_ a,b)
218 #define fileify_dirspec_ts(a,b) Perl_fileify_dirspec_ts(aTHX_ a,b)
219 #define fileify_dirspec_utf8(a,b,c) Perl_fileify_dirspec(aTHX_ a,b,utf8)
220 #define fileify_dirspec_utf8_ts(a,b,c) Perl_fileify_dirspec_ts(aTHX_ a,b,utf8)
221 #define pathify_dirspec Perl_pathify_dirspec
222 #define pathify_dirspec_ts Perl_pathify_dirspec_ts
223 #define pathify_dirspec_utf8 Perl_pathify_dirspec_utf8
224 #define pathify_dirspec_utf8_ts Perl_pathify_dirspec_utf8_ts
225 #define rmsexpand(a,b,c,d) Perl_rmsexpand_utf8(aTHX_ a,b,c,d,NULL,NULL)
226 #define rmsexpand_ts(a,b,c,d) Perl_rmsexpand_utf8_ts(aTHX_ a,b,c,d,NULL,NULL)
227 #define rmsexpand_utf8(a,b,c,d,e,f) Perl_rmsexpand_utf8(aTHX_ a,b,c,d,e,f)
228 #define rmsexpand_utf8_ts(a,b,c,d,e,f) Perl_rmsexpand_utf8_ts(aTHX_ a,b,c,d,e,f)
229 #define trim_unixpath(a,b,c) Perl_trim_unixpath(aTHX_ a,b,c)
230 #define opendir(a) Perl_opendir(aTHX_ a)
231 #define rename(a,b) Perl_rename(aTHX_ a,b)
232 #define rmscopy(a,b,c) Perl_rmscopy(aTHX_ a,b,c)
233 #define my_mkdir(a,b) Perl_my_mkdir(aTHX_ a,b)
234 #define vms_do_aexec(a,b,c) Perl_vms_do_aexec(aTHX_ a,b,c)
235 #define vms_do_exec(a) Perl_vms_do_exec(aTHX_ a)
236 #define my_waitpid(a,b,c) Perl_my_waitpid(aTHX_ a,b,c)
237 #define my_crypt(a,b) Perl_my_crypt(aTHX_ a,b)
238 #define kill_file(a) Perl_kill_file(aTHX_ a)
239 #define my_utime(a,b) Perl_my_utime(aTHX_ a,b)
240 #define my_chdir(a) Perl_my_chdir(aTHX_ a)
241 #define my_chmod(a,b) Perl_my_chmod(aTHX_ a,b)
242 #define seekdir(a,b) Perl_seekdir(aTHX_ a,b)
243 #define my_gmtime(a) Perl_my_gmtime(aTHX_ a)
244 #define my_localtime(a) Perl_my_localtime(aTHX_ a)
245 #define my_time(a) Perl_my_time(aTHX_ a)
246 #define flex_fstat(a,b) Perl_flex_fstat(aTHX_ a,b)
247 #define cando_by_name(a,b,c) Perl_cando_by_name(aTHX_ a,b,c)
248 #define flex_stat(a,b) Perl_flex_stat(aTHX_ a,b)
249 #define flex_lstat(a,b) Perl_flex_lstat(aTHX_ a,b)
250 #define my_getpwnam(a) Perl_my_getpwnam(aTHX_ a)
251 #define my_getpwuid(a) Perl_my_getpwuid(aTHX_ a)
252 #define my_flush(a) Perl_my_flush(aTHX_ a)
253 #define readdir(a) Perl_readdir(aTHX_ a)
254 #define readdir_r(a,b,c) Perl_readdir_r(aTHX_ a,b,c)
256 #define my_gconvert Perl_my_gconvert
257 #define telldir Perl_telldir
258 #define closedir Perl_closedir
259 #define vmsreaddirversions Perl_vmsreaddirversions
260 #define my_sigemptyset Perl_my_sigemptyset
261 #define my_sigfillset Perl_my_sigfillset
262 #define my_sigaddset Perl_my_sigaddset
263 #define my_sigdelset Perl_my_sigdelset
264 #define my_sigismember Perl_my_sigismember
265 #define my_sigprocmask Perl_my_sigprocmask
266 #define my_vfork Perl_my_vfork
267 #define my_fdopen Perl_my_fdopen
268 #define my_fclose Perl_my_fclose
269 #define my_fwrite Perl_my_fwrite
270 #define my_getpwent() Perl_my_getpwent(aTHX)
271 #define my_endpwent() Perl_my_endpwent(aTHX)
272 #define my_getlogin Perl_my_getlogin
274 # define my_symlink(a, b) Perl_my_symlink(aTHX_ a, b)
276 #define init_os_extras Perl_init_os_extras
277 #define vms_realpath(a, b, c) Perl_vms_realpath(aTHX_ a,b,c)
278 #define vms_realname(a, b, c) Perl_vms_realname(aTHX_ a,b,c)
279 #define vms_case_tolerant(a) Perl_vms_case_tolerant(a)
281 /* Delete if at all possible, changing protections if necessary. */
282 #define unlink kill_file
285 * Intercept calls to fork, so we know whether subsequent calls to
286 * exec should be handled in VMSish or Unixish style.
288 #define fork my_vfork
289 #ifndef DONT_MASK_RTL_CALLS /* #defined in vms.c so we see real vfork */
293 # define vfork my_vfork
297 * Toss in a shim to tmpfile which creates a plain temp file if the
298 * RMS tmp mechanism won't work (e.g. if someone is relying on ACLs
299 * from a specific directory to permit creation of files).
301 #ifndef DONT_MASK_RTL_CALLS
302 # define tmpfile Perl_my_tmpfile
307 * This symbol is defined if Time_t is an unsigned type on this system.
312 * This symbol, if defined, indicates that error messages should be
313 * should be generated in a format that allows the use of the Acme
314 * GUI/editor's autofind feature.
316 #undef ACME_MESS /**/
318 /* ALTERNATE_SHEBANG:
319 * This symbol, if defined, contains a "magic" string which may be used
320 * as the first line of a Perl program designed to be executed directly
321 * by name, instead of the standard Unix #!. If ALTERNATE_SHEBANG
322 * begins with a character other then #, then Perl will only treat
323 * it as a command line if if finds the string "perl" in the first
324 * word; otherwise it's treated as the first line of code in the script.
325 * (IOW, Perl won't hand off to another interpreter via an alternate
326 * shebang sequence that might be legal Perl code.)
328 #define ALTERNATE_SHEBANG "$"
330 /* Lower case entry points for these are missing in some earlier RTLs
331 * so we borrow the defines and declares from errno.h and upcase them.
333 #if defined(VMS_WE_ARE_CASE_SENSITIVE) && (__DECC_VER < 50500000)
334 # define errno (*CMA$TIS_ERRNO_GET_ADDR())
335 # define vaxc$errno (*CMA$TIS_VMSERRNO_GET_ADDR())
336 int *CMA$TIS_ERRNO_GET_ADDR (void); /* UNIX style error code */
337 int *CMA$TIS_VMSERRNO_GET_ADDR (void); /* VMS error (errno == EVMSERR) */
340 /* Macros to set errno using the VAX thread-safe calls, if present */
341 #if (defined(__DECC) || defined(__DECCXX)) && !defined(__ALPHA)
342 # define set_errno(v) (cma$tis_errno_set_value(v))
343 void cma$tis_errno_set_value(int __value); /* missing in some errno.h */
344 # define set_vaxc_errno(v) (vaxc$errno = (v))
346 # define set_errno(v) (errno = (v))
347 # define set_vaxc_errno(v) (vaxc$errno = (v))
350 /* Support for 'vmsish' behaviors enabled with C<use vmsish> pragma */
352 #define COMPLEX_STATUS 1 /* We track both "POSIX" and VMS values */
354 #define HINT_V_VMSISH 24
355 #define HINT_M_VMSISH_STATUS 0x40000000 /* system, $? return VMS status */
356 #define HINT_M_VMSISH_TIME 0x80000000 /* times are local, not UTC */
357 #define NATIVE_HINTS (PL_hints >> HINT_V_VMSISH) /* used in op.c */
359 #ifdef PERL_IMPLICIT_CONTEXT
360 # define TEST_VMSISH(h) (my_perl && PL_curcop && (PL_curcop->op_private & ((h) >> HINT_V_VMSISH)))
362 # define TEST_VMSISH(h) (PL_curcop && (PL_curcop->op_private & ((h) >> HINT_V_VMSISH)))
364 #define VMSISH_STATUS TEST_VMSISH(HINT_M_VMSISH_STATUS)
365 #define VMSISH_TIME TEST_VMSISH(HINT_M_VMSISH_TIME)
367 /* VMS-specific data storage */
369 #define HAVE_INTERP_INTERN
370 struct interp_intern {
375 #define VMSISH_HUSHED (PL_sys_intern.hushed)
376 #define MY_INV_RAND_MAX (PL_sys_intern.inv_rand_max)
377 #define MY_POSIX_EXIT (PL_sys_intern.posix_exit)
379 /* Flags for vmstrnenv() */
380 #define PERL__TRNENV_SECURE 0x01
381 #define PERL__TRNENV_JOIN_SEARCHLIST 0x02
383 /* Handy way to vet calls to VMS system services and RTL routines. */
384 #define _ckvmssts(call) STMT_START { register unsigned long int __ckvms_sts; \
385 if (!((__ckvms_sts=(call))&1)) { \
386 set_errno(EVMSERR); set_vaxc_errno(__ckvms_sts); \
387 Perl_croak(aTHX_ "Fatal VMS error (status=%d) at %s, line %d", \
388 __ckvms_sts,__FILE__,__LINE__); } } STMT_END
390 /* Same thing, but don't call back to Perl's croak(); useful for errors
391 * occurring during startup, before Perl's state is initialized */
392 #define _ckvmssts_noperl(call) STMT_START { register unsigned long int __ckvms_sts; \
393 if (!((__ckvms_sts=(call))&1)) { \
394 set_errno(EVMSERR); set_vaxc_errno(__ckvms_sts); \
395 fprintf(stderr,"Fatal VMS error (status=%d) at %s, line %d", \
396 __ckvms_sts,__FILE__,__LINE__); lib$signal(__ckvms_sts); } } STMT_END
398 #ifdef VMS_DO_SOCKETS
399 #include "sockadapt.h"
400 #define PERL_SOCK_SYSREAD_IS_RECV
401 #define PERL_SOCK_SYSWRITE_IS_SEND
404 #if __CRTL_VER < 70000000
405 #define BIT_BUCKET "_NLA0:"
407 #define BIT_BUCKET "/dev/null"
409 #define PERL_SYS_INIT_BODY(c,v) MALLOC_CHECK_TAINT2(*c,*v) vms_image_init((c),(v)); PERLIO_INIT; MALLOC_INIT
410 #define PERL_SYS_TERM_BODY() HINTS_REFCNT_TERM; OP_REFCNT_TERM; PERLIO_TERM; MALLOC_TERM
416 # define PERL_FS_VER_FMT "%d_%d_%d"
418 #define PERL_FS_VERSION STRINGIFY(PERL_REVISION) "_" \
419 STRINGIFY(PERL_VERSION) "_" \
420 STRINGIFY(PERL_SUBVERSION)
421 /* Temporary; we need to add support for this to Configure.Com */
422 #ifdef PERL_INC_VERSION_LIST
423 # undef PERL_INC_VERSION_LIST
427 * This symbol, if defined, indicates that the program is running under
428 * VMS. It's a symbol automagically defined by all VMS C compilers I've seen.
429 * Just in case, however . . . */
430 /* Note that code really should be using __VMS to comply with ANSI */
436 * This symbol, if defined, indicates that the ioctl() routine is
437 * available to set I/O characteristics
439 #if defined(__CRTL_VER) && __CRTL_VER >= 70000000
440 #define HAS_IOCTL /**/
442 #undef HAS_IOCTL /**/
446 * This symbol, if defined, indicates that the routine utime() is
447 * available to update the access and modification times of files.
449 #define HAS_UTIME /**/
452 * This symbol, if defined, indicates that the getgrnam() and
453 * getgrgid() routines are available to get group entries.
454 * The getgrent() has a separate definition, HAS_GETGRENT.
456 #if __CRTL_VER >= 70302000
457 #define HAS_GROUP /**/
459 #undef HAS_GROUP /**/
463 * This symbol, if defined, indicates that the getpwnam() and
464 * getpwuid() routines are available to get password entries.
465 * The getpwent() has a separate definition, HAS_GETPWENT.
467 #define HAS_PASSWD /**/
473 * This symbol, if defined, indicates that the program should
474 * use the routine my_binmode(FILE *fp, char iotype, int mode) to insure
475 * that a file is in "binary" mode -- that is, that no translation
476 * of bytes occurs on read or write operations.
481 * This symbol holds the type used to declare buffers for information
482 * returned by stat(). It's usually just struct stat. It may be necessary
483 * to include <sys/stat.h> and <sys/types.h> to get any typedef'ed
487 * We need this typedef to point to the new type even if DONT_MASK_RTL_CALLS
488 * is in effect, since Perl's thread.h embeds one of these structs in its
489 * thread data struct, and our struct mystat is a different size from the
490 * regular struct stat (cf. note above about having to pad struct to work
491 * around bug in compiler.)
492 * It's OK to pass one of these to the RTL's stat(), though, since the
493 * fields it fills are the same in each struct.
495 #define Stat_t struct mystat
498 * This symbol is defined if this system has a stat structure declaring
500 * VMS: Field exists in POSIXish version of struct stat(), but is not used.
502 * No definition of what value an operating system or file system should
503 * put in the st_rdev field has been found by me so far. Examination of
504 * LINUX source code indicates that the value is both very platform and
505 * file system specific, with many filesystems just putting 1 or 0 in it.
508 #undef USE_STAT_RDEV /**/
511 * fwrite1() should be a routine with the same calling sequence as fwrite(),
512 * but which outputs all of the bytes requested as a single stream (unlike
513 * fwrite() itself, which on some systems outputs several distinct records
514 * if the number_of_items parameter is >1).
516 #define fwrite1 my_fwrite
519 #ifndef DONT_MASK_RTL_CALLS
520 # define fwrite my_fwrite /* for PerlSIO_fwrite */
521 # define fdopen my_fdopen
522 # define fclose my_fclose
523 # define fgetname(a, b) my_fgetname(a, b)
525 # define symlink my_symlink
530 /* By default, flush data all the way to disk, not just to RMS buffers */
531 #define Fflush(fp) my_flush(fp)
533 /* Use our own rmdir() */
534 #ifndef DONT_MASK_RTL_CALLS
535 #define rmdir(name) do_rmdir(name)
538 /* Assorted fiddling with sigs . . . */
540 #define ABORT() abort()
545 /* Used with our my_utime() routine in vms.c */
551 #ifndef DONT_MASK_RTL_CALLS
552 #define utime my_utime
555 /* This is what times() returns, but <times.h> calls it tbuffer_t on VMS
556 * prior to v7.0. We check the DECC manifest to see whether it's already
557 * done this for us, relying on the fact that perl.h #includes <time.h>
558 * before it #includes "vmsish.h".
563 clock_t tms_utime; /* user time */
564 clock_t tms_stime; /* system time - always 0 on VMS */
565 clock_t tms_cutime; /* user time, children */
566 clock_t tms_cstime; /* system time, children - always 0 on VMS */
569 /* The new headers change the times() prototype to tms from tbuffer */
570 # define tbuffer_t struct tms
573 /* Substitute our own routines for gmtime(), localtime(), and time(),
574 * which allow us to implement the vmsish 'time' pragma, and work
575 * around absence of system-level UTC support on old versions of VMS.
577 #define gmtime(t) my_gmtime(t)
578 #define localtime(t) my_localtime(t)
579 #define time(t) my_time(t)
581 /* If we're using an older version of VMS whose Unix signal emulation
582 * isn't very POSIXish, then roll our own.
584 #if __VMS_VER < 70000000 || __DECC_VER < 50200000
585 # define HOMEGROWN_POSIX_SIGNALS
587 #ifdef HOMEGROWN_POSIX_SIGNALS
588 # define sigemptyset(t) my_sigemptyset(t)
589 # define sigfillset(t) my_sigfillset(t)
590 # define sigaddset(t, u) my_sigaddset(t, u)
591 # define sigdelset(t, u) my_sigdelset(t, u)
592 # define sigismember(t, u) my_sigismember(t, u)
593 # define sigprocmask(t, u, v) my_sigprocmask(t, u, v)
595 typedef int sigset_t;
597 /* The tools for sigprocmask() are there, just not the routine itself */
599 # define SIG_UNBLOCK 1
605 # define SIG_SETMASK 3
607 # define sigaction sigvec
608 # define sa_flags sv_onstack
609 # define sa_handler sv_handler
610 # define sa_mask sv_mask
611 # define sigsuspend(set) sigpause(*set)
612 # define sigpending(a) (not_here("sigpending"),0)
615 * The C RTL's sigaction fails to check for invalid signal numbers so we
618 # ifndef DONT_MASK_RTL_CALLS
619 # define sigaction(a,b,c) Perl_my_sigaction(aTHX_ a,b,c)
622 #ifdef KILL_BY_SIGPRC
623 # define kill Perl_my_kill
627 /* VMS doesn't use a real sys_nerr, but we need this when scanning for error
628 * messages in text strings . . .
631 #define sys_nerr EVMSERR /* EVMSERR is as high as we can go. */
633 /* Look up new %ENV values on the fly */
634 #define DYNAMIC_ENV_FETCH 1
635 /* Special getenv function for retrieving %ENV elements. */
636 #define ENVgetenv(v) my_getenv(v,FALSE)
637 #define ENVgetenv_len(v,l) my_getenv_len(v,l,FALSE)
640 /* Thin jacket around cuserid() to match Unix' calling sequence */
641 #define getlogin my_getlogin
643 /* Ditto for sys$hash_password() . . . */
644 #define crypt(a,b) Perl_my_crypt(aTHX_ a,b)
646 /* Tweak arg to mkdir & chdir first, so we can tolerate trailing /. */
647 #define Mkdir(dir,mode) Perl_my_mkdir(aTHX_ (dir),(mode))
648 #define Chdir(dir) my_chdir((dir))
649 #ifndef DONT_MASK_RTL_CALLS
650 #define chmod(file_spec, mode) my_chmod((file_spec), (mode))
653 /* Use our own stat() clones, which handle Unix-style directory names */
654 #define Stat(name,bufptr) flex_stat(name,bufptr)
655 #define Fstat(fd,bufptr) Perl_flex_fstat(aTHX_ fd,bufptr)
656 #ifndef DONT_MASK_RTL_CALLS
657 #define lstat(name, bufptr) flex_lstat(name, bufptr)
660 /* Setup for the dirent routines:
661 * opendir(), closedir(), readdir(), seekdir(), telldir(), and
662 * vmsreaddirversions(), and preprocessor stuff on which these depend:
663 * Written by Rich $alz, <rsalz@bbn.com> in August, 1990.
667 /* Flags for the _dirdesc structure */
668 #define PERL_VMSDIR_M_VERSIONS 0x02 /* Want VMS versions */
669 #define PERL_VMSDIR_M_UNIXSPECS 0x04 /* Want UNIX specifications */
672 /* Data structure returned by READDIR(). */
674 char d_name[256]; /* File name */
675 int d_namlen; /* Length of d_name */
676 int vms_verscount; /* Number of versions */
677 int vms_versions[20]; /* Version numbers */
680 /* Handle returned by opendir(), used by the other routines. You
681 * are not supposed to care what's inside this structure. */
682 typedef struct _dirdesc {
685 unsigned long int count;
688 struct dsc$descriptor_s pat;
693 #define rewinddir(dirp) seekdir((dirp), 0)
695 /* used for our emulation of getpw* */
697 char *pw_name; /* Username */
699 Uid_t pw_uid; /* UIC member number */
700 Gid_t pw_gid; /* UIC group number */
701 char *pw_comment; /* Default device/directory (Unix-style) */
702 char *pw_gecos; /* Owner */
703 char *pw_dir; /* Default device/directory (VMS-style) */
704 char *pw_shell; /* Default CLI name (eg. DCL) */
706 #define pw_unixdir pw_comment /* Default device/directory (Unix-style) */
707 #define getpwnam my_getpwnam
708 #define getpwuid my_getpwuid
709 #define getpwent my_getpwent
710 #define endpwent my_endpwent
711 #define setpwent my_endpwent
713 /* Our own stat_t substitute, since we play with st_dev and st_ino -
714 * we want atomic types so Unix-bound code which compares these fields
715 * for two files will work most of the time under VMS.
716 * N.B. 1. The st_ino hack assumes that sizeof(unsigned short[3]) ==
717 * sizeof(unsigned) + sizeof(unsigned short). We can't use a union type
718 * to map the unsigned int we want and the unsigned short[3] the CRTL
719 * returns into the same member, since gcc has different ideas than DECC
720 * and VAXC about sizing union types.
721 * N.B. 2. The routine cando() in vms.c assumes that &stat.st_ino is the
724 /* First, grab the system types, so we don't clobber them later */
726 /* Since we've got to match the size of the CRTL's stat_t, we need
727 * to mimic DECC's alignment settings.
729 * The simplest thing is to just put a wrapper around the stat structure
730 * supplied by the CRTL and use #defines to redirect references to the
731 * members to the real names.
734 #if defined(__DECC) || defined(__DECCXX)
735 # pragma __member_alignment __save
736 # pragma member_alignment
739 typedef unsigned mydev_t;
741 typedef unsigned myino_t;
743 typedef __ino64_t myino_t;
748 struct stat crtl_stat;
751 unsigned rvn; /* FID (num,seq,rvn) + pad */
754 char st_devnam[256]; /* Cache the (short) VMS name */
757 #define st_mode crtl_stat.st_mode
758 #define st_nlink crtl_stat.st_nlink
759 #define st_uid crtl_stat.st_uid
760 #define st_gid crtl_stat.st_gid
761 #define st_rdev crtl_stat.st_rdev
762 #define st_size crtl_stat.st_size
763 #define st_atime crtl_stat.st_atime
764 #define st_mtime crtl_stat.st_mtime
765 #define st_ctime crtl_stat.st_ctime
766 #define st_fab_rfm crtl_stat.st_fab_rfm
767 #define st_fab_rat crtl_stat.st_fab_rat
768 #define st_fab_fsz crtl_stat.st_fab_fsz
769 #define st_fab_mrs crtl_stat.st_fab_mrs
772 #define VMS_INO_T_COMPARE(__a, __b) (__a != __b)
773 #define VMS_INO_T_COPY(__a, __b) __a = __b
775 #define VMS_INO_T_COMPARE(__a, __b) memcmp(&__a, &__b, 6)
776 #define VMS_INO_T_COPY(__a, __b) memcpy(&__a, &__b, 6)
779 #if defined(__DECC) || defined(__DECCXX)
780 # pragma __member_alignment __restore
784 * DEC C previous to 6.0 corrupts the behavior of the /prefix
785 * qualifier with the extern prefix pragma. This provisional
786 * hack circumvents this prefix pragma problem in previous
789 #if defined(__VMS_VER) && __VMS_VER >= 70000000
790 # if defined(VMS_WE_ARE_CASE_SENSITIVE) && (__DECC_VER < 60000000)
791 # pragma __extern_prefix save
792 # pragma __extern_prefix "" /* set to empty to prevent prefixing */
793 # define geteuid decc$__unix_geteuid
794 # define getuid decc$__unix_getuid
795 # define stat(__p1,__p2) decc$__utc_stat(__p1,__p2)
796 # define fstat(__p1,__p2) decc$__utc_fstat(__p1,__p2)
797 # pragma __extern_prefix restore
801 #ifndef DONT_MASK_RTL_CALLS /* defined for vms.c so we can see RTL calls */
806 # define dev_t mydev_t
807 # define ino_t myino_t
809 /* Cons up a 'delete' bit for testing access */
810 #define S_IDUSR (S_IWUSR | S_IXUSR)
811 #define S_IDGRP (S_IWGRP | S_IXGRP)
812 #define S_IDOTH (S_IWOTH | S_IXOTH)
815 /* Prototypes for functions unique to vms.c. Don't include replacements
816 * for routines in the mainline source files excluded by #ifndef VMS;
817 * their prototypes are already in proto.h.
819 * In order to keep Gen_ShrFls.Pl happy, functions which are to be made
820 * available to images linked to PerlShr.Exe must be declared between the
821 * __VMS_PROTOTYPES__ and __VMS_SEPYTOTORP__ lines, and must be in the form
822 * <data type><TAB>name<WHITESPACE>(<prototype args>);
825 #ifdef NO_PERL_TYPEDEFS
826 /* We don't have Perl typedefs available (e.g. when building a2p), so
827 we fake them here. N.B. There is *no* guarantee that the faked
828 prototypes will actually match the real routines. If you want to
829 call Perl routines, include perl.h to get the real typedefs. */
832 # define __MY_BOOL_TYPE_FAKE
836 # define __MY_I32_TYPE_FAKE
839 # define SV void /* Since we only see SV * in prototypes */
840 # define __MY_SV_TYPE_FAKE
844 void prime_env_iter (void);
845 void init_os_extras (void);
846 int Perl_vms_status_to_unix(int vms_status, int child_flag);
847 int Perl_unix_status_to_vms(int unix_status);
848 /* prototype section start marker; `typedef' passes through cpp */
849 typedef char __VMS_PROTOTYPES__;
850 int Perl_vmstrnenv (const char *, char *, unsigned long int, struct dsc$descriptor_s **, unsigned long int);
851 char * Perl_vms_realpath (pTHX_ const char *, char *, int *);
852 #if !defined(PERL_IMPLICIT_CONTEXT)
853 int Perl_vms_case_tolerant(void);
854 char * Perl_my_getenv (const char *, bool);
855 int Perl_my_trnlnm (const char *, char *, unsigned long int);
856 char * Perl_tounixspec (const char *, char *);
857 char * Perl_tounixspec_ts (const char *, char *);
858 char * Perl_tounixspec_utf8 (const char *, char *, int *);
859 char * Perl_tounixspec_utf8_ts (const char *, char *, int *);
860 char * Perl_tovmsspec (const char *, char *);
861 char * Perl_tovmsspec_ts (const char *, char *);
862 char * Perl_tovmsspec_utf8 (const char *, char *, int *);
863 char * Perl_tovmsspec_utf8_ts (const char *, char *, int *);
864 char * Perl_tounixpath (const char *, char *);
865 char * Perl_tounixpath_ts (const char *, char *);
866 char * Perl_tounixpath_utf8 (const char *, char *, int *);
867 char * Perl_tounixpath_utf8_ts (const char *, char *, int *);
868 char * Perl_tovmspath (const char *, char *);
869 char * Perl_tovmspath_ts (const char *, char *);
870 char * Perl_tovmspath_utf8 (const char *, char *, int *);
871 char * Perl_tovmspath_utf8_ts (const char *, char *, int *);
872 int Perl_do_rmdir (const char *);
873 char * Perl_fileify_dirspec (const char *, char *);
874 char * Perl_fileify_dirspec_ts (const char *, char *);
875 char * Perl_fileify_dirspec_utf8 (const char *, char *, int *);
876 char * Perl_fileify_dirspec_utf8_ts (const char *, char *, int *);
877 char * Perl_pathify_dirspec (const char *, char *);
878 char * Perl_pathify_dirspec_ts (const char *, char *);
879 char * Perl_pathify_dirspec_utf8 (const char *, char *, int *);
880 char * Perl_pathify_dirspec_utf8_ts (const char *, char *, int *);
881 char * Perl_rmsexpand (const char *, char *, const char *, unsigned);
882 char * Perl_rmsexpand_ts (const char *, char *, const char *, unsigned);
883 char * Perl_rmsexpand_utf8 (const char *, char *, const char *, unsigned, int *, int *);
884 char * Perl_rmsexpand_utf8_ts (const char *, char *, const char *, unsigned, int *, int *);
885 int Perl_trim_unixpath (char *, const char*, int);
886 DIR * Perl_opendir (const char *);
887 int Perl_rename(const char *, const char *);
888 int Perl_rmscopy (const char *, const char *, int);
889 int Perl_my_mkdir (const char *, Mode_t);
890 bool Perl_vms_do_aexec (SV *, SV **, SV **);
892 char * Perl_my_getenv (pTHX_ const char *, bool);
893 int Perl_my_trnlnm (pTHX_ const char *, char *, unsigned long int);
894 char * Perl_tounixspec (pTHX_ const char *, char *);
895 char * Perl_tounixspec_ts (pTHX_ const char *, char *);
896 char * Perl_tounixspec_utf8 (pTHX_ const char *, char *, int *);
897 char * Perl_tounixspec_utf8_ts (pTHX_ const char *, char *, int *);
898 char * Perl_tovmsspec (pTHX_ const char *, char *);
899 char * Perl_tovmsspec_ts (pTHX_ const char *, char *);
900 char * Perl_tovmsspec_utf8 (pTHX_ const char *, char *, int *);
901 char * Perl_tovmsspec_utf8_ts (pTHX_ const char *, char *, int *);
902 char * Perl_tounixpath (pTHX_ const char *, char *);
903 char * Perl_tounixpath_ts (pTHX_ const char *, char *);
904 char * Perl_tounixpath_utf8 (pTHX_ const char *, char *, int *);
905 char * Perl_tounixpath_utf8_ts (pTHX_ const char *, char *, int *);
906 char * Perl_tovmspath (pTHX_ const char *, char *);
907 char * Perl_tovmspath_ts (pTHX_ const char *, char *);
908 char * Perl_tovmspath_utf8 (pTHX_ const char *, char *, int *);
909 char * Perl_tovmspath_utf8_ts (pTHX_ const char *, char *, int *);
910 int Perl_do_rmdir (pTHX_ const char *);
911 char * Perl_fileify_dirspec (pTHX_ const char *, char *);
912 char * Perl_fileify_dirspec_ts (pTHX_ const char *, char *);
913 char * Perl_fileify_dirspec_utf8 (pTHX_ const char *, char *, int *);
914 char * Perl_fileify_dirspec_utf8_ts (pTHX_ const char *, char *, int *);
915 char * Perl_pathify_dirspec (pTHX_ const char *, char *);
916 char * Perl_pathify_dirspec_ts (pTHX_ const char *, char *);
917 char * Perl_pathify_dirspec_utf8 (pTHX_ const char *, char *, int *);
918 char * Perl_pathify_dirspec_utf8_ts (pTHX_ const char *, char *, int *);
919 char * Perl_rmsexpand (pTHX_ const char *, char *, const char *, unsigned);
920 char * Perl_rmsexpand_ts (pTHX_ const char *, char *, const char *, unsigned);
921 char * Perl_rmsexpand_utf8 (pTHX_ const char *, char *, const char *, unsigned, int *, int *);
922 char * Perl_rmsexpand_utf8_ts (pTHX_ const char *, char *, const char *, unsigned, int *, int *);
923 int Perl_trim_unixpath (pTHX_ char *, const char*, int);
924 DIR * Perl_opendir (pTHX_ const char *);
925 int Perl_rename (pTHX_ const char *, const char *);
926 int Perl_rmscopy (pTHX_ const char *, const char *, int);
927 int Perl_my_mkdir (pTHX_ const char *, Mode_t);
928 bool Perl_vms_do_aexec (pTHX_ SV *, SV **, SV **);
930 int Perl_vms_case_tolerant(void);
931 char * Perl_my_getenv_len (pTHX_ const char *, unsigned long *, bool);
932 int Perl_vmssetenv (pTHX_ const char *, const char *, struct dsc$descriptor_s **);
933 void Perl_vmssetuserlnm(pTHX_ const char *name, const char *eqv);
934 char * Perl_my_crypt (pTHX_ const char *, const char *);
935 Pid_t Perl_my_waitpid (pTHX_ Pid_t, int *, int);
936 char * my_gconvert (double, int, int, char *);
937 int Perl_kill_file (pTHX_ const char *);
938 int Perl_my_chdir (pTHX_ const char *);
939 int Perl_my_chmod(pTHX_ const char *, mode_t);
940 FILE * Perl_my_tmpfile (void);
941 #ifndef HOMEGROWN_POSIX_SIGNALS
942 int Perl_my_sigaction (pTHX_ int, const struct sigaction*, struct sigaction*);
944 #ifdef KILL_BY_SIGPRC
945 unsigned int Perl_sig_to_vmscondition (int);
946 int Perl_my_kill (int, int);
947 void Perl_csighandler_init (void);
949 int Perl_my_utime (pTHX_ const char *, const struct utimbuf *);
950 void Perl_vms_image_init (int *, char ***);
951 struct dirent * Perl_readdir (pTHX_ DIR *);
952 int Perl_readdir_r(pTHX_ DIR *, struct dirent *, struct dirent **);
953 long Perl_telldir (DIR *);
954 void Perl_seekdir (pTHX_ DIR *, long);
955 void Perl_closedir (DIR *);
956 void vmsreaddirversions (DIR *, int);
957 struct tm * Perl_my_gmtime (pTHX_ const time_t *);
958 struct tm * Perl_my_localtime (pTHX_ const time_t *);
959 time_t Perl_my_time (pTHX_ time_t *);
960 #ifdef HOMEGROWN_POSIX_SIGNALS
961 int my_sigemptyset (sigset_t *);
962 int my_sigfillset (sigset_t *);
963 int my_sigaddset (sigset_t *, int);
964 int my_sigdelset (sigset_t *, int);
965 int my_sigismember (sigset_t *, int);
966 int my_sigprocmask (int, sigset_t *, sigset_t *);
968 I32 Perl_cando_by_name (pTHX_ I32, bool, const char *);
969 int Perl_flex_fstat (pTHX_ int, Stat_t *);
970 int Perl_flex_lstat (pTHX_ const char *, Stat_t *);
971 int Perl_flex_stat (pTHX_ const char *, Stat_t *);
973 bool Perl_vms_do_exec (pTHX_ const char *);
974 FILE * my_fdopen (int, const char *);
975 int my_fclose (FILE *);
976 int my_fwrite (const void *, size_t, size_t, FILE *);
977 char * Perl_my_fgetname (FILE *fp, char *buf);
979 int Perl_my_symlink(pTHX_ const char *path1, const char *path2);
981 int Perl_my_flush (pTHX_ FILE *);
982 struct passwd * Perl_my_getpwnam (pTHX_ const char *name);
983 struct passwd * Perl_my_getpwuid (pTHX_ Uid_t uid);
984 void Perl_my_endpwent (pTHX);
985 char * my_getlogin (void);
986 typedef char __VMS_SEPYTOTORP__;
987 /* prototype section end marker; `typedef' passes through cpp */
989 #ifdef NO_PERL_TYPEDEFS /* We'll try not to scramble later files */
990 # ifdef __MY_BOOL_TYPE_FAKE
992 # undef __MY_BOOL_TYPE_FAKE
994 # ifdef __MY_I32_TYPE_FAKE
996 # undef __MY_I32_TYPE_FAKE
998 # ifdef __MY_SV_TYPE_FAKE
1000 # undef __MY_SV_TYPE_FAKE
1004 #ifndef VMS_DO_SOCKETS
1005 /* This relies on tricks in perl.h to pick up that these manifest constants
1006 * are undefined and set up conversion routines. It will then redefine
1007 * these manifest constants, so the actual values will match config.h
1015 /* The C RTL manual says to undef the macro for DEC C 5.2 and lower. */
1016 #if defined(fileno) && defined(__DECC_VER) && __DECC_VER < 50300000
1020 #define NO_ENVIRON_ARRAY
1022 /* RMSEXPAND options */
1023 #define PERL_RMSEXPAND_M_VMS 0x02 /* Force output to VMS format */
1024 #define PERL_RMSEXPAND_M_LONG 0x04 /* Expand to long name format */
1025 #define PERL_RMSEXPAND_M_VMS_IN 0x08 /* Assume input is VMS already */
1026 #define PERL_RMSEXPAND_M_SYMLINK 0x20 /* Use symbolic link, not target */
1028 #endif /* __vmsish_h_included */